(19)
(11) EP 3 984 189 A1

(12)

(43) Date of publication:
20.04.2022 Bulletin 2022/16

(21) Application number: 20726619.8

(22) Date of filing: 27.04.2020
(51) International Patent Classification (IPC): 
H04L 29/06(2006.01)
(52) Cooperative Patent Classification (CPC):
H04L 63/0263; H04L 63/20
(86) International application number:
PCT/US2020/030156
(87) International publication number:
WO 2020/256830 (24.12.2020 Gazette 2020/52)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 17.06.2019 US 201916443487

(71) Applicant: Microsoft Technology Licensing, LLC
Redmond, WA 98052-6399 (US)

(72) Inventors:
  • MOTWANI, Girish M.
    Redmond, Washington 98052-6399 (US)
  • TOR, Yair
    Redmond, Washington 98052-6399 (US)
  • O'DONOVAN, Sinead C.
    Redmond, Washington 98052-6399 (US)
  • SANGUBHATLA, Murali K.
    Redmond, Washington 98052-6399 (US)
  • TERENTYEV, Andrey
    Redmond, Washington 98052-6399 (US)
  • RAVI, Madhusudhan
    Redmond, Washington 98052-6399 (US)

(74) Representative: Grünecker Patent- und Rechtsanwälte PartG mbB 
Leopoldstraße 4
80802 München
80802 München (DE)

   


(54) PERMITTING FIREWALL TRAFFIC AS EXCEPTIONS IN DEFAULT TRAFFIC DENIAL ENVIRONMENTS